Quassic acid
[化] 苦木酸
🧩 词语组成解析
🗣️ 情景例句
My parents set aside a college savings fund for me.
我的父母为我存了一笔上学的费用。
My steak is so tough that it tastes like shoe leather.
我的牛排硬得像靴子上的皮革。
The situation seemed hopeless and he knew his life was in danger.
这种情况看来是毫无希望了，他知道他有生命危险。